C.I.I. certified: recover up to 20% of your project
SaaS Development

Transform your expertise into recurring revenue

We develop robust and scalable SaaS platforms. Multi-tenant, automated billing, user onboarding: everything you need to monetize your know-how.

What we guarantee

Clean and documented code

You get everything. Zero technical dependency.

Guaranteed on-time delivery

We commit to a date. We deliver.

Training included

Videos + workshops to master your tools.

Post-delivery support

We stay available after go-live.

Why launch a SaaS?

A well-built SaaS generates predictable recurring revenue. But 90% of SaaS projects fail due to inadequate architecture or too long time-to-market. We help you avoid these pitfalls.

  • Move from a project model (one-shot) to an ARR model (recurring revenue)
  • Multi-tenant architecture from the start to scale without redesign
  • Integrated billing and subscription system (Stripe)
  • Optimized cloud infrastructure to control costs at scale

Why PeakLab?

“Because we write quality code, we make our clients autonomous, and we build apps that generate cash. Period.”

Essential building blocks of your SaaS

An architecture designed for growth

01

Multi-tenant architecture: One codebase, thousands of isolated clients

02

Authentication system: SSO, role management, enterprise-ready security

03

Billing & subscriptions: Stripe integration, plan management, automatic reminders

04

User onboarding: Activation journey optimized to maximize conversion

05

Product analytics: Understand usage to prioritize the right features

06

Public API: Enable third-party integrations and ecosystem

They trusted us

Not promises. Results.

Technical management and citizen communication platform for municipalities.

1 month
MVP delivered
3
Validated target sectors
William Geffroy
William Geffroy
Founder of Armodoc

Automated margin and discount analysis tool for faster and more precise management.

+50%
Productivity
€24,000
Annual savings
Victor Ottavi
Victor Ottavi
CEO at ODD Pharma

SaaS platform for AI analysis of insurance contracts to make coverage understandable.

3 months
Full-time interim CTO
SaaS
Platform ready to launch
Janine Maurice
Janine Maurice
Co-founder at Astérisque
Victor Ottavi
"We went from 1h per file to 15 minutes. ROI x4 in 3 months."
30 → 300clients/collaborator
75%time saved
30K€ → 120K€invested → recovered
Victor Ottavi
Victor Ottavi
CEO at ODD Pharma
Read the full case →

Technologies we master

Modern and proven stack for high-performance apps

Our 5-phase approach

1

Understanding

< 1 week

Kick-off, needs analysis, functional specs

2

Design

1 week

Mockups, architecture, technical choices

3

Development

2 weeks

Dev sprints, regular reviews, client demos

4

Delivery

1 week

Testing, training, go-live, documentation

5

Iteration

Ongoing

Evolutions, new features, support

From idea to first paying customer

Our approach: quickly deliver a v1 that generates revenue, then iterate with user data. Not 12 months of development before the first euro.

3 SaaS
in production with paying users
10,000+
users (scalable architecture)
Infrastructure
optimized (controlled cloud costs)

SaaS Resources

Strategies and techniques to launch and scale a SaaS

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Turning Your Excel Into a Business Application: When (and How) to Make the Move

Turning Your Excel Into a Business Application: When (and How) to Make the Move

Friday, 5 p.m. The person who runs « the file » is out sick. Nobody else really knows how it&hellip;...

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How to Build a Custom Business Application: The 2026 Decision Guide

How to Build a Custom Business Application: The 2026 Decision Guide

Yes, an SMB can have a custom business application built without blowing its budget or losing months to&hellip;...

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Ready to launch your project?

30 minutes to understand your needs and give you a clear roadmap. No commitment.

Frequently asked questions

Explore our related expertise

Your project deserves foundations that measure up.

In one call, we tell you what's feasible, at what price, and in what timeframe. With full transparency.

Web development, automation & AI agency

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